Home / 33,165.42-45,768-18,828

Finding the Fourth Proportional to 33,165.42, 45,768 and 18,828

Calculator

Solution

The fourth proportional to 33,165.42, 45,768 and 18,828 is: 25,982.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,165.42 : 45,768 = 18,828 : x
  2. Step 2: Convert to fraction form
    33,165.42/45,768 = 18,828/x
  3. Step 3: Cross multiply
    33,165.42x = 45,768 × 18,828
  4. Step 4: Simplify right side
    33,165.42x = 861,719,904
  5. Step 5: Solve for x
    x = 861,719,904/33,165.42
  6. Step 6: Final answer
    x = 25,982.48

Related Problems

Find fourth proportional to 16,582.71, 22,884 and 9,414
Half scale
Find fourth proportional to 66,330.84, 91,536 and 37,656
Double scale
Find fourth proportional to 33,166.42, 45,769.38 and 18,829
Similar ratio
Find fourth proportional to 49,748.13, 68,652 and 28,242
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.